3(4x+5)-2=3x+4

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Solution for 3(4x+5)-2=3x+4 equation:


Simplifying
3(4x + 5) + -2 = 3x + 4

Reorder the terms:
3(5 + 4x) + -2 = 3x + 4
(5 * 3 + 4x * 3) + -2 = 3x + 4
(15 + 12x) + -2 = 3x + 4

Reorder the terms:
15 + -2 + 12x = 3x + 4

Combine like terms: 15 + -2 = 13
13 + 12x = 3x + 4

Reorder the terms:
13 + 12x = 4 + 3x

Solving
13 + 12x = 4 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.
13 + 12x + -3x = 4 + 3x + -3x

Combine like terms: 12x + -3x = 9x
13 + 9x = 4 + 3x + -3x

Combine like terms: 3x + -3x = 0
13 + 9x = 4 + 0
13 + 9x = 4

Add '-13' to each side of the equation.
13 + -13 + 9x = 4 + -13

Combine like terms: 13 + -13 = 0
0 + 9x = 4 + -13
9x = 4 + -13

Combine like terms: 4 + -13 = -9
9x = -9

Divide each side by '9'.
x = -1

Simplifying
x = -1

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